摘要
驻极体传声器测试仪是用来测试传声器的灵敏度及频率响应的。介绍了测试仪的工作原理;阐述了测试仪的硬件电路组成,说明了软件的流程图。最后简要介绍了该驻极体传声器测试仪所达到的性能指标。
The electret microphone tester is used to test electret microphone＇ s sensitivity and frequency response. The paper presents the measurement theory and discusses the hardware construction. The flow chart of software is also explained. Finally the performance of the electret microphone tester is described.
出处
《电声技术》
2005年第7期21-24,共4页
Audio Engineering
关键词
驻极体
灵敏度
单片机
函数发生器
electret
sensitivity
single chip processor
function generator
